(a) बार समान और बाकी अलग अक्षरों वाले शब्दों की व्यवस्थाओं में (a!) से भाग क्यों देते हैं?
Why do we divide by (a!) in arrangements of a word having (a) identical letters and the remaining letters distinct?
Explanation opens after your attempt
A. क्योंकि समान अक्षरों के अंदरूनी क्रम अलग नहीं दिखतेBecause internal orders of identical letters are not different
Concept
Interchanging identical letters does not create a new word. In exams divide by the factorial of identical letters.
Why this answer is correct
The correct answer is A. क्योंकि समान अक्षरों के अंदरूनी क्रम अलग नहीं दिखते / Because internal orders of identical letters are not different. Interchanging identical letters does not create a new word. In exams divide by the factorial of identical letters.
Exam Tip
समान अक्षरों की अदला-बदली से नया शब्द नहीं बनता। परीक्षा में identical letters के factorial से भाग दें।
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